package com.atguigu.gulimall.product.controller;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;


import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import com.atguigu.gulimall.product.entity.CategoryEntity;
import com.atguigu.gulimall.product.service.CategoryService;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.R;


/**
 * 商品三级分类
 *
 * @author HX
 * @email 1624242879@qq.com
 * @date 2021-01-17 20:55:42
 */
@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 查询所有分类及子分类，以树形结构组装起来
     */
    @GetMapping("/list")
    public R list() {

        List<CategoryEntity> entities = categoryService.listWithTree();

        return R.ok().put("data", entities);
    }


    /**
     * 信息
     */
    @GetMapping("/info/{catId}")
    // @RequiresPermissions("product:category:info")
    public R info(@PathVariable("catId") Long catId) {
        CategoryEntity category = categoryService.getById(catId);
        return R.ok().put("category", category);
    }

    /**
     * 保存
     */
    @PostMapping("/save")
    //  @RequiresPermissions("product:category:save")
    public R save(@RequestBody CategoryEntity category) {
        categoryService.save(category);

        return R.ok();
    }

    /**
     * 修改
     */
    @PostMapping("/update")
    // @RequiresPermissions("product:category:update")
    public R update(@RequestBody CategoryEntity category) {
        //联级修改  及修改品牌信息还修改（品牌-菜单分类关联表信息）
        //该操作修改分类菜单名
        categoryService.updateCategoryCascade(category);

        return R.ok();
    }

    /**
     * 删除+0
     */
    @PostMapping("/delete")
    // @RequiresPermissions("product:category:delete")
    public R delete(@RequestBody Long[] catIds) {
        //检查菜单是否被引用
        //categoryService.removeByIds(Arrays.asList(catIds));
        categoryService.removeMenusByIds(Arrays.asList(catIds));
        return R.ok();
    }

}
